Species may be 546435 5. Description of the invention (This invention relates to a kind of viaduct for a line or the like, and includes a continuous span leaning on a support such as a bridge pier. US-A-4,142,468 No. discloses a viaduct of the above type, in which each span has a generally U-shaped section. This U-shaped section corresponds to a load-bearing plate that forms a web in the U-shape and is formed on both sides. Either side is connected to a respective upwardly extending flange. Each flange is covered on the top by a generally horizontal floor plate, forming a shelf extending laterally at least towards the opposite flange. After the construction of this viaduct, it may be necessary Construction of additional structures (such as a new platform) that includes at least one side of a plate to form a passenger platform. These new structures require a lot of work to build new supports on the ground, one or more Plates and superstructures installed in these platforms in a conventional manner. ° The purpose of this month is to make up for the shortcomings of known viaducts and propose a viaduct of the type described above, which is suitable for easily and quickly A new superstructure is constructed on at least the side of the bridge without obstructing the use of the line. According to the present invention, the viaducts of the above type are characterized by the fact that for their spans to / parts' includes laterally outward from at least one side of such spans Beams that extend beyond the corresponding side flanges and shelves, each beam having a lateral length and strength sufficient to allow additional structures such as slabs that are preferably used for these base plates to extend outwards. These beams made during the initial construction of the viaduct may be based on Chinese paper standards (⑽) from the specifications (2 seemingly public love).
Order — (Please read the notes on the back before filling out this page) 546435 A7 After the performance date, you can build additional structures suitable for fixing to these beams without any lead time, and achieve this effect in any conventionally known manner . Therefore, 'using support beams, it is possible to erect any kind of temporary or permanent additional structures such as new platforms with platforms and superstructures' without the need to dig the ground and install new foundations or install heavy scaffolds to build These new structures. Further features and advantages of the invention will be understood from the following. The figure shows purely non-limiting examples: Figure 1 is an anatomical view of an embodiment of an viaduct according to the present invention; Figure 2 is a schematic diagram similar to Figure i, showing the platform and upper layer of the new platform Structure; FIG. 3 is similar to FIG. 2 and shows another embodiment of an viaduct according to the present invention; FIG. 4 is a cross-sectional view of another embodiment of a viaduct according to the present invention; Figure 6 is an anatomical view of another embodiment; Figure 6 is similar to Figure 5 and shows another embodiment of the present invention; Figure 7 is similar to Figure 5 and shows another embodiment of the present invention; and Figure 8 is similar to Figure 5 The figure also shows another embodiment of the invention. In the embodiment of FIGS. 1 and 2, the viaduct 1 for a toll line or other lines includes a continuous span 2 leaning on a support member such as a bridge 3. The branch member itself is built on the foundation 4 such as standing In the conventional method of joining the ground, the paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) — ---
(Please read the precautions on the back before filling in this page) • Order 丨 Fifth, the description of the invention (3) The cross section of each span 2 is generally u-shaped and contains a load-bearing plate 7 'This plate 7 constitutes The web in the U-shape is connected to a respective upwardly extending side flange 8, 9 on at least one side and both sides in the figure. The tops of each of the + flanges 8 and 9 are covered by a substantially horizontal corresponding bottom plate 10 and 11 and constitute a shelf extending laterally in the direction of the arrow 12 opposite to the flanges 9 and 8. As shown in the figure, the level of the center of the top surface of each bottom plate 10 and u and the position of ⑴ are approximately equal to the level of the floor of the transport vehicle 13 carried by the rail line or other lines carried by the viaduct 1 . In the example shown, the carrier 13 runs on a rail 14 which itself is on a conventional support 15 of a known type such as a horizontal or vertical sleeper (tie). 〃 Of course, the carrier 13 can be mounted on a wheel equipped with a pneumatic tire in a known manner without further description (see below). Figure 7 ^ The at least part of the span 2 of the viaduct 1 in the offense includes a beam 7 榣 ^ 16,17 on either side of each span 2 protruding outward in the direction of the arrow 12 beyond the corresponding side flanges 8,9 And shelf 1 (), u. ', In the horizontal direction of arrow Π' each beam 16, 17 has a predetermined length and strength sufficient to subsequently install additional structures on the beams 16, 17, and the additional structure "material preferably extends the bottom ㈣, η outwards. Plates 18, 19, etc. In the embodiment of Figs. 1 and 2, the 'transverse beams 16, 17 are fixed to the joists or "acceptance standards" of the bridge surface 21 located on the top of the pier 3 and supporting each span 2 of the span. The dagger is an advantageous way 'and the assembly of the specific bridge piers carrying lions at the previously determined positions with the beams 16, 17 of the present invention enables the construction of spans 2 which are identical and fully prefabricated or made of the same prefabricated arch members . This paper size applies (2ΐ〇χ2 97mm) 546435 A7 I --------- B7_ V. Description of the invention (4) — " --- θ, 〇 Plates with matching lengths in the longitudinal direction of the viaduct instead of beams 16, n. In the illustrated example in FIG. 2, the longitudinal beam 22 is placed on the joist beam 20 of two adjacent piers and supports the base plate 19 to extend. % As shown in Fig. 2, it is therefore possible to construct a platform 23 with platform forming shelves 24, 25 on both sides. Each platform 24, 25 has a -front platform section and a -back platform section, the front platform section is composed of the corresponding bottom plate 11 'the rear platform section is composed of a corresponding plate 18 adjacent to the bottom platform and at the same level , 19. In a conventional manner, the platform also has a roof forming a superstructure%. This superstructure is supported by beams 16,17 like plates 18,19. All these elements can be built or womenswear without interrupting the operation of the transport line. Later, it only needs to be installed on the ground level 6 and the plates 18 and 19 in the direction of the «customer's moving knowledge device, and depending on the situation, it may also need to install such premises, offices, etc. to accommodate platform personnel and Line users. In the embodiment shown in FIG. 3, the bridge surface 27 directly leans on the column top 28 formed on the top of each bridge. The red branches 29, 30 are fixed to the bridge deck 27 and are positioned approximately at the same level as the plate 7 carrying the load. It is possible to choose to match the bridge surface 27 of each span with the crossbeams 29, 30. 变化 In a variation, it is also possible to provide the crossbeams 29, 30 only for spans that may subsequently accommodate an additional structure (such as a platform). In the example in FIG. 4, it can be seen that the two plain paper sizes each containing a single guideline are in accordance with the Chinese national standard (规格) A4 specification (2 for public love)--
Ρ 丨 Order · (Please read the precautions on the back before filling in this page) 546435 29 Convex beams
., Stare 丨 (Please read the notes on the back before filling this page) A7 V. Description of the invention Viaduct. It may then be desired to install only one central platform 31 having an arbitrary width as required. Therefore, the beams 32, 33 are provided on only one side of the corresponding bridge surface and extend laterally toward the other bridge surface. Therefore, a plate 34, which may be composed of a single piece or constructed from a plurality of individual plates, is placed between two adjacent floor plates 10, 11 of two adjacent viaducts, and is used to support the beam 22 of the plate 34 The resulting structure is fixed to the beams 32,33. It is also possible to form a superstructure by providing one of the roofs supported on the beams 32, 33 directly or via the plate 34 method. Figure 5 shows a single viaduct containing a vehicle mounted on a wheel equipped with pneumatic tires. This viaduct can equally well be fitted with transverses 17 fixed to joists 20 or transverse flanges 8 and 9 fixed to spans 2 or arched members constituting such spans, facing in another direction The bottom wall of the rim has a shape 37 which constitutes a substantially vertical guide to serve as a running and support surface for one of the guide wheels 38 on the carrier n. The carrier 13 itself is mounted on a tire 39 running on a longitudinally extending bottom frame beam 牝. It is also possible to provide rails (not shown) suitable for supporting the conventional edge-like holding wheel when the tire is punctured (not shown). In the embodiment of FIG. 6, the span 2 on which the joist 20 is installed has a load carrying plate 7, the plate 7 is connected to the metal flanges 8, 9 and the web is connected with the The filler concrete I in the site location is connected to this paper. The size of the paper is applicable to the Chinese National Standard (CNS) A4 (2 × 297). 5. Description of the invention (6) to plate 7. In this case, the bottom plate 10 & U itself is supported by the metal sheet 42. In the embodiment of FIG. 7, the viaduct is constructed in particular corresponding to the prefabricated span of the King King carried by the joist 20. Each new span can be brought to the site by a transport vehicle β for the installation of the transport vehicle 43. It moves along the load-carrying plate 7 along the horrified span. This vehicle can naturally be equipped with pneumatic tires as shown in the figure, or it can be provided with a flange-like wheel and run along the positioned track. The embodiment in FIG. 8 corresponds to the single-track viaduct of this example. A lifting mouth 44 suitable for running on the bottom plate 10 and u and provided with a winch M for transportation can be arranged and adjusted.上 执 14。 On the 14. This has described a viaduct provided with outwardly projecting beams, which are placed along the full length of the two bridges, or only at specific locations previously designated. With these beams it is possible to subsequently construct a new platform, or to expand an existing platform quickly, easily and at low cost. When the beams 16 and 17 are fixed to the joist 20, the platform system of the new platform and the bridge deck of each span are independent, so it is easier to design the spans and platforms. Support, etc. Of course, as shown in Fig. 6, all kinds of cables 46 suitable for line operation can be placed under the bottom plates 10, n. The flanges 8, 9 and the bottom plates 10, 11 are preferably designed to be able to hold a train or a vehicle out of the provided guidance device or run out. The brothers 2 and 3 directly rely on the stand on the standard 16, 17, or 29, 30. △ Because the outline does not increase the popularity of the viaduct and the vehicle, it replaces its 546435, the description of the invention (the outline so It has the smallest visual impact to the environment. = The rear flanges 8 and 9 are used as a protective means of noise in a conventional manner. Tian This invention is not limited to the above embodiments, and many changes and modifications can be made without exceeding the scope of this invention. . Of course, prefabricated one-piece arched members or spans can be made by prestressed concrete before installation. The same reasoning applies to other prefabricated elements in the full text of the present invention. 〃 This paper size applies the Chinese National Standard (CNS) A4 specifications (210X297 public director)
.Order — (Please read the notes on the back before writing this page.) 546435 A7 B7 V. Description of the invention (8) Component number comparison 1… Viaduct 23 ··· Platform 2… Span 24… Shelf 3… Pier 25 ... shelf 5 ... post 26 ... superstructure 7 ... slab 27 ... bridge 8 ... side flange 28 ... column top 9 ... side flange 29 ... beam 10 ... bottom 30 ... beam 10a ... top surface 31 ... center Platform 11 ... bottom plate 32 ... beam 1 la ... top surface 33 ... beam 12 ... transverse 34 ... sheet 13 ... carrier 37 ... shape 14 ... rail 38 ... guide wheel 15 ... support 39 ... tire 16 ... Beam 40 ... Bottom frame beam 17 ... Beam 42 ... Metal sheet 18 ... Plate 43 ... Transport carrier 19 ... Plate 44 ... Lifting frame 20 ... Joist beam 45 ... Winches 21 ... Bridge surface 46 ... Cable line 22 ··· Side beams (please read the notes on the back before filling this page) This paper size applies to China National Standard (CNS) A4 (210X297 mm) 11